Pg
PerGram/gSupplement Prices
PerGram/g
Browse AllCompare ProductsHow It Works

Affiliate Disclosure: PerGram earns commissions from qualifying purchases through affiliate links. This does not affect our rankings, which are based solely on normalized price-per-gram data. Learn more

PgPerGram/g

Compare supplement prices normalized to cost per gram of active ingredient. No health claims — just transparent pricing data.

Popular Categories

  • Magnesium
  • Creatine
  • Omega-3
  • Vitamin D
  • Ashwagandha
  • Zinc
  • Probiotics

Resources

  • Browse All Supplements
  • Compare Products
  • How PerGram Works
  • Why Price Per Gram
  • Our Methodology

Legal

PerGram is a participant in the Amazon Services LLC Associates Program, iHerb, and ShareASale affiliate networks. As an Amazon Associate, we earn from qualifying purchases.

Prices are sourced from retailer websites and updated regularly. Actual prices may vary. PerGram does not make health or efficacy claims about any supplement.

© 2026 PerGram. All rights reserved.
Privacy-friendly analytics — no cookies·Prices for informational purposes only

Search Supplements

20 products found

Form:All forms20Capsule6Powder4Tablet7Softgel2Liquid1
Package Size:All sizes1560–1206120–2508250+1

Filters

Clear all

Supplement Type

Alpha GPCAshwagandhaB ComplexCalciumCollagenCoQ10CreatineImmune SupportInositolL-TheanineLion's ManeMagnesiumNadNmnNootropicsNrOmega-3ProbioticsProteinPterostilbeneResveratrolSpermidineSuperfoodsVitamin CVitamin DZinc

Retailer

AmazonBulkSupplementsiHerbSwanson Vitamins

Brand

21st CenturyABEALLMAXAdvanced ClinicalsAgeless Foundation Laboratories

Form

capsulecapsulesgummyliquidlozengepowdersoftgeltablet

Availability

In Stock Only
Sort by:
Page 1 of 1
Save 99%
Best Deal
#1
NOW Foods Resveratrol 200 mg with Red Wine Extract, 60 Veg Capsules
$0.72per gram
$17.40 / bottle
NOW Foods Resveratrol 200 mg with Red Wine Extract, 60 Veg Capsules
NOW FoodsAmazon2 options
Per Serving$0.29
ServingsN/A
Formcapsule
Updated today
BuyAffiliate link

All options (sorted by value):

AmazonNOW Foods Resveratrol 200 mg with Red Wine Extract, 60 Veg Capsules
$17.40Buy
60 ctNOW Foods Resveratrol 200 mg with Grape Seed Extract, 60 Veg Capsules
$21.89Buy
Save 99%
#2
BulkSupplements Magnesium Hydroxide Powder, 1kg
$0.06per gram
$25.97 / bag
BulkSupplements Magnesium Hydroxide Powder, 1kg
BulkSupplementsAmazon3 options
Per Serving$0.03
Servings1000
Formpowder
Updated today
BuyAffiliate link

All options (sorted by value):

Amazon1000 ctBulkSupplements Magnesium Hydroxide Powder, 1kg
$25.97Buy
BulkSupplements Magnesium Hydroxide Powder, 500g
$19.97Buy
BulkSupplements Magnesium Hydroxide Powder, 250g
$16.97Buy
Save 99%
#3
Nature's Bounty Magnesium 500 mg Tablets, 200 Count
$0.09per gram
$8.98 / bottle
Nature's Bounty Magnesium 500 mg Tablets, 200 Count
Nature's BountyAmazon
Per Serving$0.04
Servings200
Formtablet
Updated today
BuyAffiliate link
Save 98%
#4
Magnesium Oxide Powder
$0.12per gram
$17.97 / bag
Magnesium Oxide Powder
BulkSupplementsBulkSupplements2 options · 2 retailers
Per Serving$0.06
Servings299
Formpowder
Updated today
BBuyAffiliate link

All options (sorted by value):

B
BulkSupplements299 ctMagnesium Oxide Powder
$17.97Buy
AmazonBulkSupplements Magnesium Oxide Powder, 100g
$13.97Buy
Save 97%
#5
BulkSupplements Magnesium Oxide Capsules, 180 Count
$0.22per gram
$19.97 / bottle
BulkSupplements Magnesium Oxide Capsules, 180 Count
BulkSupplementsAmazon2 options · 2 retailers
Per Serving$0.11
ServingsN/A
Formcapsule
Updated today
BuyAffiliate link

All options (sorted by value):

AmazonBulkSupplements Magnesium Oxide Capsules, 180 Count
$19.97Buy
B
BulkSupplements180 ctMagnesium Oxide Capsules
$19.97Buy
Save 97%
#6
Futurebiotics Calcium 1200 MG with Vitamin D3 1000 IU Sustained Release, 90 Vegetarian Tablets
$0.22per 1000 IU
$9.99 / bottle
Futurebiotics Calcium 1200 MG with Vitamin D3 1000 IU Sustained Release, 90 Vegetarian Tablets
Futurebiotics CalciumAmazon
Per Serving$0.22
Servings45
Formtablet
Updated today
BuyAffiliate link
Save 97%
#7
21st Century Magnesium 250mg, 110 Count (2 Pack)
$0.26per gram
$14.19 / bottle
21st Century Magnesium 250mg, 110 Count (2 Pack)
21st CenturyAmazon2 options · 2 retailers
Per Serving$0.06
Servings220
Formtablet
Updated today
BuyAffiliate link

All options (sorted by value):

Amazon220 ct21st Century Magnesium 250mg, 110 Count (2 Pack)
$14.19Buy
i
iHerb21st Century Magnesium 250mg, 250 Tablets
$7.99Buy
Save 96%
#8
BulkSupplements Magnesium Malate Powder, 500g
$0.27per gram
$21.97 / bag
BulkSupplements Magnesium Malate Powder, 500g
BulkSupplementsAmazon4 options · 2 retailers
Per Serving$0.11
ServingsN/A
Formpowder
Updated today
BuyAffiliate link

All options (sorted by value):

AmazonBulkSupplements Magnesium Malate Powder, 500g
$21.97Buy
B
BulkSupplements200 ctBulkSupplements Magnesium Malate Powder
$23.97Buy
AmazonBulkSupplements Magnesium Malate Powder, 250g
$17.97Buy
+1 more...
Save 96%
#9
NOW Foods Calcium & Magnesium 2:1 Ratio Tablets, 250 Count
$0.28per gram
$17.40 / bottle
NOW Foods Calcium & Magnesium 2:1 Ratio Tablets, 250 Count
NOW FoodsAmazon2 options
Per Serving$0.14
Servings125
Formtablet
Updated today
BuyAffiliate link

All options (sorted by value):

Amazon125 ctNOW Foods Calcium & Magnesium 2:1 Ratio Tablets, 250 Count
$17.40Buy
NOW Foods Calcium & Magnesium 2:1 Ratio Tablets, 100 Count
$9.95Buy
Save 96%
#10
Nature's Truth Magnesium Supplement, 400mg, 150 Softgels
$0.29per gram
$17.44 / bottle
Nature's Truth Magnesium Supplement, 400mg, 150 Softgels
Nature's TruthAmazon
Per Serving$0.12
Servings150
Formsoftgel
Updated today
BuyAffiliate link
Save 96%
#11
NOW Foods Magnesium Malate 1000 mg, 180 Tablets
$0.34per gram
$15.10 / bottle
NOW Foods Magnesium Malate 1000 mg, 180 Tablets
NOW FoodsAmazon2 options · 2 retailers
Per Serving$0.08
Servings180
Formtablet
Updated today
BuyAffiliate link

All options (sorted by value):

Amazon180 ctNOW Foods Magnesium Malate 1000 mg, 180 Tablets
$15.10Buy
i
iHerbNOW Foods Magnesium Malate, 1,000 mg, 180 Tablets
$15.91Buy
Save 96%
#12
BulkSupplements Magnesium Glycinate Powder, 500g
$0.34per gram
$22.97 / bag
BulkSupplements Magnesium Glycinate Powder, 500g
BulkSupplementsAmazon3 options · 2 retailers
Per Serving$0.10
ServingsN/A
Formpowder
Updated today
BuyAffiliate link

All options (sorted by value):

AmazonBulkSupplements Magnesium Glycinate Powder, 500g
$22.97Buy
B
BulkSupplements227 ctBulkSupplements Magnesium Glycinate Powder
$24.97Buy
AmazonBulkSupplements Magnesium Glycinate Powder, 250g
$17.97Buy
Save 96%
#13
Natural Sport Creatine 5000 Vegetarian Capsules, 180 Count
$0.35per gram
$30.01 / bottle
Natural Sport Creatine 5000 Vegetarian Capsules, 180 Count
Natural SportAmazon
Per Serving$0.35
Servings90
Formcapsule
Updated today
BuyAffiliate link
Save 94%
#14
Country Life Magnesium and Potassium Supplement
$0.46per gram
$24.99 / bottle
Country Life Magnesium and Potassium Supplement
Country LifeAmazon
Per Serving$0.28
Servings90
Formtablet
Updated today
BuyAffiliate link
Save 92%
#15
NOW Foods Magnesium Citrate with Glycinate & Malate Softgels, 90 Count
$0.64per gram
$11.60 / bottle
NOW Foods Magnesium Citrate with Glycinate & Malate Softgels, 90 Count
NOW FoodsAmazon2 options · 2 retailers
Per Serving$0.26
Servings45
Formsoftgel
Updated today
BuyAffiliate link

All options (sorted by value):

Amazon45 ctNOW Foods Magnesium Citrate with Glycinate & Malate Softgels, 90 Count
$11.60Buy
i
iHerbNOW Foods Magnesium Citrate Softgels, 180 Count
$22.04Buy
Save 90%
#16
SOLARAY Once Daily High Energy Multivitamin, 60 VegCap
$0.75per 1000 IU
$18.08 / bottle
SOLARAY Once Daily High Energy Multivitamin, 60 VegCap
SolarayAmazon
Per Serving$0.30
Servings60
Formtablet
Updated today
BuyAffiliate link
Save 88%
#17
BulkSupplements Magnesium Glycinate Capsules, 240 Count
$0.92per gram
$21.97 / bottle
BulkSupplements Magnesium Glycinate Capsules, 240 Count
BulkSupplementsAmazon4 options · 2 retailers
Per Serving$0.37
ServingsN/A
Formcapsule
Updated today
BuyAffiliate link

All options (sorted by value):

Different serving sizes — compare by $/gram for accuracy

AmazonBulkSupplements Magnesium Glycinate Capsules, 240 Count
$21.97Buy
BulkSupplements Magnesium Glycinate Capsules, 240 Count
$21.97Buy
B
BulkSupplements60 ctBulkSupplements Magnesium Glycinate Capsules
$21.97Buy
+1 more...
Save 42%
#18
Sports Research Sleep Complex Capsules, 30 Servings
$4.49per gram
$26.95 / bottle
Sports Research Sleep Complex Capsules, 30 Servings
Sports ResearchAmazon2 options
Per Serving$0.90
ServingsN/A
Formcapsule
Updated today
BuyAffiliate link

All options (sorted by value):

AmazonSports Research Sleep Complex Capsules, 30 Servings
$26.95Buy
30 ctSports Research Sleep Complex with Melatonin 5mg, L-Theanine 200mg & Magnesium, 60 Veggie Capsules
$27.95Buy
Save 11%
#19
Source Naturals Magtein Magnesium L-Threonate 667mg, 90 Capsules
$6.98per gram
$30.79 / bottle
Source Naturals Magtein Magnesium L-Threonate 667mg, 90 Capsules
Source NaturalsAmazon2 options
Per Serving$1.03
Servings30
Formcapsule
Updated today
BuyAffiliate link

All options (sorted by value):

Amazon30 ctSource Naturals Magtein Magnesium L-Threonate 667mg, 90 Capsules
$30.79Buy
Source Naturals Magtein Magnesium L-Threonate 667mg, 180 Capsules
$60.19Buy
#20
Mary Ruth's Pineapple Nectarine Liquid Magnesium Blend, 30 FL oz
$7.81per gram
$39.99 / bottle
Mary Ruth's Pineapple Nectarine Liquid Magnesium Blend, 30 FL oz
MaryRuth'sAmazon
Per Serving$2.50
Servings16
Formliquid
Updated today
BuyAffiliate link

Get Price Alerts

Be the first to know when supplement prices drop.